{"categories":["rust"],"height":"190","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyiskw713.hatenablog.com%2Fentry%2F2022%2F01%2F09%2F130806\" title=\"\u3010Rust\u3011\u30d9\u30af\u30bf\u578b\u304b\u3089HashSet\u3092\u4f5c\u308b - yiskw note\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/yiskw713/","title":"\u3010Rust\u3011\u30d9\u30af\u30bf\u578b\u304b\u3089HashSet\u3092\u4f5c\u308b","description":"Rust\u3067AtCoder ABC225\u306eA - Distinct Strings\u3092\u89e3\u304f\u306b\u3042\u305f\u308a\uff0c \u30d9\u30af\u30bf\u578b\u304b\u3089HashSet\u3092\u4f5c\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8abf\u3079\u305f\u306e\u3067\uff0c\u3053\u3061\u3089\u306b\u30e1\u30e2\u3092\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\uff0e \u65b9\u6cd5 Iterator\u578b\u306efrom_iter\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\uff0c\u30d9\u30af\u30bf\u578b\u304b\u3089HashSet\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\uff0e from_iter\u3092\u4f7f\u3046\u306b\u306f\uff0cstd::iter::FromIterator\u30c8\u30ec\u30a4\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\uff0e use std::collections::HashSet; use std::iter::FromIterator; fn main() { let v: Vec<u32> = vec![2, 3, 5, \u2026","version":"1.0","type":"rich","author_name":"yiskw713","published":"2022-01-09 13:08:06","url":"https://yiskw713.hatenablog.com/entry/2022/01/09/130806","blog_url":"https://yiskw713.hatenablog.com/","blog_title":"yiskw note","provider_url":"https://hatena.blog","provider_name":"Hatena Blog"}